liwca.drop_category

liwca.drop_category(dx, categories)

Remove one or more categories from a dictionary.

Terms that no longer belong to any remaining category are dropped automatically.

Parameters:

• dx (pandas.DataFrame) – A dictionary DataFrame as returned by read_dx.

• categories (str or list of str) – Category name(s) to remove.

Returns:

A new dictionary DataFrame without the specified categories.

Return type:

pandas.DataFrame

Raises:

KeyError – If any of the given category names are not present in dx.

Examples

>>> import liwca
>>> dx = liwca.create_dx({"sports": ["baseball", "hockey"], "weather": ["rain*", "snow"]})
>>> liwca.drop_category(dx, "weather")
Category  sports
DicTerm
baseball       1
hockey         1